Table 6.
Logistic regression analysis to test if sex ratio among patients (0 = male patients, 1 = female patients) can be modeled by rs1128503 genotype, histological grade, tumor localization, and age of diagnosis
| Independent variable | B a | s.e. b | Wald c | d.f. d | P value | OR (95% C.I.) |
|---|---|---|---|---|---|---|
| rs1128503 | 9.52 | 2.00 | 0.01 | |||
| CT vs CC | -2.22 | 0.72 | 9.51 | 1.00 | 0.00 | 0.11 (0.03–0.45) |
| TT vs CC | -1.45 | 0.67 | 4.67 | 1.00 | 0.03 | 0.24 (0.06–0.87) |
| Grade | 5.27 | 2.00 | 0.07 | |||
| G2 vs G1 | -1.91 | 1.23 | 2.42 | 1.00 | 0.12 | 0.15 (0.01–1.65) |
| G3 vs G1 | -1.33 | 0.61 | 4.75 | 1.00 | 0.03 | 0.26 (0.08–0.87) |
| Localization | 1.18 | 2.00 | 0.55 | |||
| sigma vs colon | 0.61 | 0.61 | 1.02 | 1.00 | 0.31 | 1.85 (0.56–6.08) |
| rectum vs colon | 0.68 | 0.75 | 0.83 | 1.00 | 0.36 | 1.98 (0.46–8.57) |
| Age | -0.01 | 0.02 | 0.23 | 1.00 | 0.63 | |
| Constant | 2.54 | 1.63 | 2.43 | 1.00 | 0.12 | |
| Model | χ2 = 16.86 d.f. = 7 P = 0.018 | |||||
aregression coefficient.
bstandard error.
cWald test.
ddegrees of freedom.